* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        :root {
            --primary: #0a0e1a;
            --secondary: #0d1f3c;
            --accent-blue: #00d4ff;
            --accent-green: #00ff9d;
            --accent-orange: #ff6b35;
            --accent-purple: #7c3aed;
            --accent-yellow: #ffd700;
            --text-primary: #e8eaf6;
            --text-secondary: #90a4ae;
            --card-bg: rgba(13, 31, 60, 0.8);
            --border-glow: rgba(0, 212, 255, 0.3);
            --gas-color: #ff6b35;
            --h2-color: #00d4ff;
            --air-color: #00ff9d;
        }

        body {
            background: var(--primary);
            color: var(--text-primary);
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            overflow-x: hidden;
        }

        /* Animated background */
        body::before {
            content: '';
            position: fixed;
            top: 0; left: 0;
            width: 100%; height: 100%;
            background: 
                radial-gradient(ellipse at 20% 20%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 80%, rgba(0, 255, 157, 0.05) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 50%, rgba(124, 58, 237, 0.03) 0%, transparent 70%);
            pointer-events: none;
            z-index: 0;
        }

        /* ===== HEADER ===== */
        header {
            position: relative;
            z-index: 10;
            padding: 0;
            background: linear-gradient(180deg, rgba(0,0,0,0.9) 0%, transparent 100%);
        }

        .hero {
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 2rem;
            position: relative;
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background: 
                radial-gradient(ellipse at center top, rgba(0, 212, 255, 0.15) 0%, transparent 60%),
                radial-gradient(ellipse at center bottom, rgba(255, 107, 53, 0.1) 0%, transparent 60%);
        }

        .engine-visual {
            position: absolute;
            inset: 0;
            overflow: hidden;
            opacity: 0.15;
        }

        .particle {
            position: absolute;
            border-radius: 50%;
            animation: floatParticle linear infinite;
        }

        @keyframes floatParticle {
            0% { transform: translateY(100vh) translateX(0) scale(0); opacity: 0; }
            10% { opacity: 1; }
            90% { opacity: 1; }
            100% { transform: translateY(-10vh) translateX(var(--drift)) scale(1.5); opacity: 0; }
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(0, 212, 255, 0.1);
            border: 1px solid rgba(0, 212, 255, 0.3);
            border-radius: 50px;
            padding: 0.5rem 1.5rem;
            font-size: 0.85rem;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--accent-blue);
            margin-bottom: 2rem;
            position: relative;
            z-index: 2;
        }

        .badge-dot {
            width: 8px; height: 8px;
            background: var(--accent-green);
            border-radius: 50%;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(0.8); }
        }

        .hero h1 {
            font-size: clamp(2rem, 5vw, 4rem);
            font-weight: 800;
            line-height: 1.1;
            margin-bottom: 1.5rem;
            position: relative;
            z-index: 2;
        }

        .hero h1 .line1 {
            display: block;
            background: linear-gradient(135deg, #fff 0%, var(--accent-blue) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero h1 .line2 {
            display: block;
            background: linear-gradient(135deg, var(--accent-orange) 0%, var(--accent-yellow) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-subtitle {
            font-size: clamp(1rem, 2vw, 1.3rem);
            color: var(--text-secondary);
            max-width: 700px;
            line-height: 1.8;
            margin-bottom: 3rem;
            position: relative;
            z-index: 2;
        }

        .hero-stats {
            display: flex;
            gap: 3rem;
            flex-wrap: wrap;
            justify-content: center;
            position: relative;
            z-index: 2;
            margin-bottom: 3rem;
        }

        .hero-stat {
            text-align: center;
        }

        .hero-stat-value {
            font-size: 2.5rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-green));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-stat-label {
            font-size: 0.8rem;
            color: var(--text-secondary);
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .scroll-indicator {
            position: absolute;
            bottom: 2rem;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 0.5rem;
            color: var(--text-secondary);
            font-size: 0.75rem;
            letter-spacing: 2px;
            text-transform: uppercase;
            animation: bounce 2s infinite;
        }

        @keyframes bounce {
            0%, 100% { transform: translateX(-50%) translateY(0); }
            50% { transform: translateX(-50%) translateY(-10px); }
        }

        .scroll-arrow {
            width: 24px; height: 24px;
            border-right: 2px solid var(--accent-blue);
            border-bottom: 2px solid var(--accent-blue);
            transform: rotate(45deg);
        }

        /* ===== NAV ===== */
        nav {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 14, 26, 0.95);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(0, 212, 255, 0.1);
            padding: 0 2rem;
        }

        .nav-inner {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 60px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-weight: 700;
            font-size: 1rem;
        }

        .nav-logo-icon {
            width: 32px; height: 32px;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-green));
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
        }

        .nav-links {
            display: flex;
            gap: 0.25rem;
            list-style: none;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--text-secondary);
            font-size: 0.85rem;
            padding: 0.5rem 1rem;
            border-radius: 6px;
            transition: all 0.2s;
            white-space: nowrap;
        }

        .nav-links a:hover {
            color: var(--accent-blue);
            background: rgba(0, 212, 255, 0.1);
        }

        /* ===== SECTIONS ===== */
        main {
            position: relative;
            z-index: 1;
        }

        section {
            padding: 6rem 2rem;
            max-width: 1400px;
            margin: 0 auto;
        }

        .section-header {
            text-align: center;
            margin-bottom: 4rem;
        }

        .section-tag {
            display: inline-block;
            font-size: 0.75rem;
            letter-spacing: 3px;
            text-transform: uppercase;
            color: var(--accent-blue);
            margin-bottom: 1rem;
        }

        .section-title {
            font-size: clamp(1.8rem, 3vw, 2.8rem);
            font-weight: 700;
            margin-bottom: 1rem;
            background: linear-gradient(135deg, #fff 0%, var(--text-secondary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .section-desc {
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.8;
        }

        /* ===== INJECTION CARDS ===== */
        .injection-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 2rem;
        }

        .inj-card {
            background: var(--card-bg);
            border-radius: 20px;
            padding: 2rem;
            border: 1px solid;
            position: relative;
            overflow: hidden;
            transition: transform 0.3s, box-shadow 0.3s;
            backdrop-filter: blur(10px);
        }

        .inj-card:hover {
            transform: translateY(-8px);
        }

        .inj-card::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0;
            height: 3px;
        }

        .inj-card.gas {
            border-color: rgba(255, 107, 53, 0.3);
            box-shadow: 0 0 40px rgba(255, 107, 53, 0.08);
        }

        .inj-card.gas:hover {
            box-shadow: 0 20px 60px rgba(255, 107, 53, 0.2);
        }

        .inj-card.gas::before {
            background: linear-gradient(90deg, var(--gas-color), var(--accent-yellow));
        }

        .inj-card.h2 {
            border-color: rgba(0, 212, 255, 0.3);
            box-shadow: 0 0 40px rgba(0, 212, 255, 0.08);
        }

        .inj-card.h2:hover {
            box-shadow: 0 20px 60px rgba(0, 212, 255, 0.2);
        }

        .inj-card.h2::before {
            background: linear-gradient(90deg, var(--h2-color), var(--accent-purple));
        }

        .inj-card.air {
            border-color: rgba(0, 255, 157, 0.3);
            box-shadow: 0 0 40px rgba(0, 255, 157, 0.08);
        }

        .inj-card.air:hover {
            box-shadow: 0 20px 60px rgba(0, 255, 157, 0.2);
        }

        .inj-card.air::before {
            background: linear-gradient(90deg, var(--air-color), #00b4db);
        }

        .inj-card-label {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.4rem 1rem;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 1.5rem;
        }

        .gas .inj-card-label {
            background: rgba(255, 107, 53, 0.15);
            color: var(--gas-color);
            border: 1px solid rgba(255, 107, 53, 0.3);
        }

        .h2 .inj-card-label {
            background: rgba(0, 212, 255, 0.15);
            color: var(--h2-color);
            border: 1px solid rgba(0, 212, 255, 0.3);
        }

        .air .inj-card-label {
            background: rgba(0, 255, 157, 0.15);
            color: var(--air-color);
            border: 1px solid rgba(0, 255, 157, 0.3);
        }

        .inj-card-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
        }

        .inj-card h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
        }

        .inj-card p {
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 1.5rem;
            font-size: 0.95rem;
        }

        .inj-card-spec {
            background: rgba(0,0,0,0.3);
            border-radius: 12px;
            padding: 1rem;
        }

        .spec-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0.4rem 0;
            border-bottom: 1px solid rgba(255,255,255,0.05);
            font-size: 0.85rem;
        }

        .spec-row:last-child { border-bottom: none; }

        .spec-key { color: var(--text-secondary); }

        .spec-val {
            font-weight: 600;
            font-family: 'Courier New', monospace;
        }

        .gas .spec-val { color: var(--gas-color); }
        .h2 .spec-val { color: var(--h2-color); }
        .air .spec-val { color: var(--air-color); }

        /* ===== CONTROL LOOP ===== */
        .control-section {
            background: rgba(13, 31, 60, 0.4);
            border-radius: 30px;
            border: 1px solid rgba(0, 212, 255, 0.1);
            padding: 4rem 2rem;
            margin: 0 auto;
        }

        .control-diagram {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 2rem;
            align-items: center;
            margin-top: 3rem;
        }

        @media (max-width: 900px) {
            .control-diagram {
                grid-template-columns: 1fr;
            }
        }

        .io-panel {
            background: rgba(0,0,0,0.3);
            border-radius: 16px;
            padding: 1.5rem;
            border: 1px solid rgba(255,255,255,0.05);
        }

        .io-panel-title {
            font-size: 0.75rem;
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 1.25rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .io-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 0.75rem;
            border-radius: 10px;
            margin-bottom: 0.5rem;
            background: rgba(255,255,255,0.03);
            border: 1px solid rgba(255,255,255,0.05);
            font-size: 0.875rem;
            transition: all 0.3s;
        }

        .io-item:hover {
            background: rgba(255,255,255,0.07);
        }

        .io-icon {
            width: 36px; height: 36px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .io-item.input .io-icon {
            background: rgba(0, 212, 255, 0.15);
        }

        .io-item.output .io-icon {
            background: rgba(255, 107, 53, 0.15);
        }

        .center-ecm {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 0.5rem;
        }

        .ecm-core {
            width: 160px; height: 160px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(0, 212, 255, 0.2) 0%, rgba(0, 212, 255, 0.05) 50%, transparent 70%);
            border: 2px solid rgba(0, 212, 255, 0.4);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            position: relative;
            animation: rotateBorder 8s linear infinite;
        }

        @keyframes rotateBorder {
            from { box-shadow: 0 0 20px rgba(0, 212, 255, 0.3), inset 0 0 20px rgba(0, 212, 255, 0.1); }
            50% { box-shadow: 0 0 40px rgba(0, 212, 255, 0.5), inset 0 0 30px rgba(0, 212, 255, 0.2); }
            to { box-shadow: 0 0 20px rgba(0, 212, 255, 0.3), inset 0 0 20px rgba(0, 212, 255, 0.1); }
        }

        .ecm-label {
            font-size: 0.7rem;
            letter-spacing: 2px;
            color: var(--accent-blue);
            text-transform: uppercase;
        }

        .ecm-main {
            font-size: 1.5rem;
            font-weight: 800;
        }

        .arrow-flow {
            font-size: 1.5rem;
            color: var(--accent-blue);
            opacity: 0.6;
        }

        /* ===== OPERATION MODES ===== */
        .modes-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.5rem;
        }

        .mode-card {
            border-radius: 20px;
            padding: 2rem;
            border: 1px solid;
            position: relative;
            overflow: hidden;
            cursor: pointer;
            transition: all 0.3s;
        }

        .mode-card::after {
            content: '';
            position: absolute;
            inset: 0;
            opacity: 0;
            transition: opacity 0.3s;
        }

        .mode-card:hover::after { opacity: 1; }

        .mode-card.standard {
            background: linear-gradient(135deg, rgba(0, 212, 255, 0.05), rgba(0, 180, 219, 0.02));
            border-color: rgba(0, 212, 255, 0.25);
        }

        .mode-card.standard:hover {
            border-color: rgba(0, 212, 255, 0.5);
            box-shadow: 0 20px 50px rgba(0, 212, 255, 0.15);
            transform: translateY(-5px);
        }

        .mode-card.rd {
            background: linear-gradient(135deg, rgba(124, 58, 237, 0.05), rgba(99, 30, 200, 0.02));
            border-color: rgba(124, 58, 237, 0.25);
        }

        .mode-card.rd:hover {
            border-color: rgba(124, 58, 237, 0.5);
            box-shadow: 0 20px 50px rgba(124, 58, 237, 0.15);
            transform: translateY(-5px);
        }

        .mode-card.cleaning {
            background: linear-gradient(135deg, rgba(255, 107, 53, 0.05), rgba(255, 215, 0, 0.02));
            border-color: rgba(255, 107, 53, 0.25);
        }

        .mode-card.cleaning:hover {
            border-color: rgba(255, 107, 53, 0.5);
            box-shadow: 0 20px 50px rgba(255, 107, 53, 0.15);
            transform: translateY(-5px);
        }

        .mode-number {
            font-size: 3rem;
            font-weight: 900;
            opacity: 0.08;
            position: absolute;
            top: 1rem; right: 1.5rem;
            line-height: 1;
        }

        .mode-icon {
            font-size: 2.5rem;
            margin-bottom: 1rem;
        }

        .mode-badge {
            display: inline-block;
            padding: 0.3rem 0.8rem;
            border-radius: 50px;
            font-size: 0.7rem;
            font-weight: 700;
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 1rem;
        }

        .standard .mode-badge {
            background: rgba(0, 212, 255, 0.15);
            color: var(--accent-blue);
            border: 1px solid rgba(0, 212, 255, 0.3);
        }

        .rd .mode-badge {
            background: rgba(124, 58, 237, 0.15);
            color: #a78bfa;
            border: 1px solid rgba(124, 58, 237, 0.3);
        }

        .cleaning .mode-badge {
            background: rgba(255, 107, 53, 0.15);
            color: var(--accent-orange);
            border: 1px solid rgba(255, 107, 53, 0.3);
        }

        .mode-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
        }

        .mode-card p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
            margin-bottom: 1.5rem;
        }

        .mode-h2-bar {
            margin-top: 1rem;
        }

        .bar-label {
            display: flex;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--text-secondary);
            margin-bottom: 0.5rem;
        }

        .bar-track {
            height: 8px;
            background: rgba(255,255,255,0.05);
            border-radius: 4px;
            overflow: hidden;
        }

        .bar-fill {
            height: 100%;
            border-radius: 4px;
            position: relative;
            animation: barGrow 1.5s ease-out forwards;
            transform-origin: left;
        }

        @keyframes barGrow {
            from { width: 0 !important; }
        }

        .standard .bar-fill {
            background: linear-gradient(90deg, var(--accent-blue), #00b4db);
            width: 25%;
        }

        .rd .bar-fill {
            background: linear-gradient(90deg, var(--accent-purple), #a78bfa);
            width: 75%;
        }

        .cleaning .bar-fill {
            background: linear-gradient(90deg, var(--accent-orange), var(--accent-yellow));
            width: 50%;
        }

        /* ===== DYNAMIC CLEANING SEQUENCE ===== */
        .cleaning-section {
            background: linear-gradient(135deg, rgba(255, 107, 53, 0.03), rgba(255, 215, 0, 0.02));
            border: 1px solid rgba(255, 107, 53, 0.15);
            border-radius: 30px;
            padding: 4rem 2rem;
        }

        .phase-timeline {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 0;
            position: relative;
            margin-top: 3rem;
        }

        .phase-timeline::before {
            content: '';
            position: absolute;
            top: 60px;
            left: 10%;
            right: 10%;
            height: 2px;
            background: linear-gradient(90deg, var(--accent-orange), var(--accent-yellow), var(--accent-green));
            opacity: 0.3;
        }

        .phase-card {
            padding: 2rem;
            text-align: center;
            position: relative;
        }

        .phase-dot {
            width: 40px; height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1.5rem;
            font-weight: 800;
            font-size: 0.9rem;
            position: relative;
            z-index: 2;
        }

        .phase-a .phase-dot {
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
        }

        .phase-b .phase-dot {
            background: linear-gradient(135deg, var(--accent-orange), var(--accent-yellow));
            box-shadow: 0 0 20px rgba(255, 107, 53, 0.5);
        }

        .phase-c .phase-dot {
            background: linear-gradient(135deg, var(--accent-green), #00b4db);
            box-shadow: 0 0 20px rgba(0, 255, 157, 0.5);
        }

        .phase-icon {
            font-size: 2rem;
            margin-bottom: 0.75rem;
        }

        .phase-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }

        .phase-tag {
            display: inline-block;
            padding: 0.2rem 0.75rem;
            border-radius: 50px;
            font-size: 0.7rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 1rem;
        }

        .phase-a .phase-tag { background: rgba(0, 212, 255, 0.15); color: var(--accent-blue); border: 1px solid rgba(0, 212, 255, 0.3); }
        .phase-b .phase-tag { background: rgba(255, 107, 53, 0.15); color: var(--accent-orange); border: 1px solid rgba(255, 107, 53, 0.3); }
        .phase-c .phase-tag { background: rgba(0, 255, 157, 0.15); color: var(--accent-green); border: 1px solid rgba(0, 255, 157, 0.3); }

        .phase-card p {
            color: var(--text-secondary);
            font-size: 0.875rem;
            line-height: 1.7;
            margin-bottom: 1.25rem;
        }

        .phase-params {
            background: rgba(0,0,0,0.3);
            border-radius: 10px;
            padding: 0.75rem;
        }

        .param-item {
            display: flex;
            justify-content: space-between;
            font-size: 0.8rem;
            padding: 0.35rem 0;
            border-bottom: 1px solid rgba(255,255,255,0.04);
        }

        .param-item:last-child { border-bottom: none; }
        .param-key { color: var(--text-secondary); }
        .phase-a .param-val { color: var(--accent-blue); font-weight: 600; }
        .phase-b .param-val { color: var(--accent-orange); font-weight: 600; }
        .phase-c .param-val { color: var(--accent-green); font-weight: 600; }

        /* ===== ENTRY CONDITIONS ===== */
        .conditions-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 1rem;
            margin-top: 2rem;
        }

        .condition-card {
            background: var(--card-bg);
            border-radius: 16px;
            padding: 1.5rem;
            border: 1px solid rgba(0, 255, 157, 0.2);
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            transition: all 0.3s;
        }

        .condition-card:hover {
            border-color: rgba(0, 255, 157, 0.4);
            transform: translateY(-3px);
        }

        .condition-icon {
            width: 44px; height: 44px;
            border-radius: 10px;
            background: rgba(0, 255, 157, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            flex-shrink: 0;
        }

        .condition-card h4 {
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 0.3rem;
        }

        .condition-card p {
            font-size: 0.8rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* ===== EFFECTS TABLE ===== */
        .effects-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 1.5rem;
            margin-top: 2rem;
        }

        .effect-card {
            background: var(--card-bg);
            border-radius: 16px;
            padding: 2rem;
            border: 1px solid rgba(255,255,255,0.06);
            transition: all 0.3s;
        }

        .effect-card:hover {
            transform: translateY(-5px);
            border-color: rgba(255,255,255,0.12);
        }

        .effect-header {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-bottom: 1.5rem;
        }

        .effect-icon-box {
            width: 50px; height: 50px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
        }

        .effect-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
        }

        .effect-list {
            list-style: none;
        }

        .effect-list li {
            display: flex;
            align-items: flex-start;
            gap: 0.75rem;
            padding: 0.5rem 0;
            border-bottom: 1px solid rgba(255,255,255,0.04);
            font-size: 0.875rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        .effect-list li:last-child { border-bottom: none; }

        .check {
            color: var(--accent-green);
            font-size: 1rem;
            flex-shrink: 0;
        }

        /* ===== LIVE MONITOR ===== */
        .monitor-section {
            background: rgba(0,0,0,0.4);
            border-radius: 30px;
            border: 1px solid rgba(0, 212, 255, 0.1);
            padding: 4rem 2rem;
        }

        .monitor-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
            margin-top: 3rem;
        }

        .gauge-card {
            background: rgba(13, 31, 60, 0.8);
            border-radius: 20px;
            padding: 2rem;
            text-align: center;
            border: 1px solid rgba(255,255,255,0.06);
            position: relative;
            overflow: hidden;
        }

        .gauge-ring {
            width: 100px; height: 100px;
            border-radius: 50%;
            margin: 0 auto 1rem;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .gauge-ring svg {
            position: absolute;
            top: 0; left: 0;
            width: 100%; height: 100%;
            transform: rotate(-90deg);
        }

        .gauge-ring circle {
            fill: none;
            stroke-width: 6;
            stroke-linecap: round;
        }

        .gauge-ring .track {
            stroke: rgba(255,255,255,0.05);
        }

        .gauge-ring .fill {
            stroke-dasharray: 280;
            stroke-dashoffset: var(--offset, 200);
            transition: stroke-dashoffset 2s ease;
        }

        .gauge-value {
            position: relative;
            z-index: 2;
            font-size: 1.3rem;
            font-weight: 800;
        }

        .gauge-unit {
            font-size: 0.7rem;
            color: var(--text-secondary);
            display: block;
        }

        .gauge-name {
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 0.25rem;
        }

        .gauge-range {
            font-size: 0.75rem;
            color: var(--text-secondary);
        }

        .status-ok {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            font-size: 0.7rem;
            color: var(--accent-green);
            margin-top: 0.5rem;
        }

        .status-dot {
            width: 6px; height: 6px;
            border-radius: 50%;
            background: var(--accent-green);
            animation: pulse 2s infinite;
        }

        /* ===== FOOTER ===== */
        footer {
            background: rgba(0,0,0,0.6);
            border-top: 1px solid rgba(255,255,255,0.05);
            padding: 3rem 2rem;
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .footer-logo {
            font-size: 1.5rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-green));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 1rem;
        }

        .footer-text {
            color: var(--text-secondary);
            font-size: 0.85rem;
            max-width: 500px;
            margin: 0 auto 2rem;
            line-height: 1.7;
        }

        .footer-tags {
            display: flex;
            gap: 0.75rem;
            flex-wrap: wrap;
            justify-content: center;
            margin-bottom: 2rem;
        }

        .footer-tag {
            background: rgba(255,255,255,0.05);
            border: 1px solid rgba(255,255,255,0.08);
            border-radius: 50px;
            padding: 0.35rem 1rem;
            font-size: 0.75rem;
            color: var(--text-secondary);
        }

        .footer-copy {
            font-size: 0.75rem;
            color: rgba(255,255,255,0.2);
        }

        /* ===== UTILITIES ===== */
        .divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.2), transparent);
            margin: 0 2rem;
        }

        .highlight-box {
            background: linear-gradient(135deg, rgba(0, 212, 255, 0.08), rgba(0, 255, 157, 0.04));
            border: 1px solid rgba(0, 212, 255, 0.2);
            border-radius: 16px;
            padding: 1.5rem 2rem;
            margin-top: 2rem;
        }

        .highlight-box p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .highlight-box strong {
            color: var(--accent-blue);
        }

        /* Responsive */
        @media (max-width: 768px) {
            .nav-links { display: none; }
            .hero-stats { gap: 1.5rem; }
            section { padding: 4rem 1.25rem; }
            .phase-timeline::before { display: none; }
            .control-diagram { grid-template-columns: 1fr; }
        }

        /* Scroll animations */
        .fade-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }

        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        .stagger-1 { transition-delay: 0.1s; }
        .stagger-2 { transition-delay: 0.2s; }
        .stagger-3 { transition-delay: 0.3s; }